printf "Usage: %s [-a ARCH] [ -t TAG|SHA ] [ -b BUCKET ] [ -h ]\n\n" "$(basename "$0")"

echo "Possible arguments:"

printf " -a\tArchitecture to retrieve (defaults to the local system)\n"

printf " -t\tVersion tag or full length SHA to be used (defaults to the latest available main)\n"

printf " -b\tName of the GCS bucket for downloading artifacts (defaults to 'cri-o')\n"

printf " -h\tShow this help message\n"

echo "Welcome to the CRI-O install script!"

while getopts 'a:b:t:h' OPTION; do

case "$OPTION" in

a)

ARCH="$OPTARG"

echo "Using architecture: $ARCH"

;;

t)

VERSION="$OPTARG"

echo "Using version: $VERSION"

;;

b)

GCB_URL="https://storage.googleapis.com/$OPTARG"

echo "Using GCS bucket: gs://$OPTARG"

;;

h)

usage

exit 0

;;

?)

usage

exit 1

;;

esac

done

if [[ $ARCH == "" ]]; then

LOCAL_ARCH=$(uname -m)

if [[ "$LOCAL_ARCH" == x86_64 ]]; then

ARCH=$ARCH_AMD64

elif [[ "$LOCAL_ARCH" == aarch64 ]]; then

ARCH=$ARCH_ARM64

elif [[ "$LOCAL_ARCH" == "$ARCH_PPC64LE" ]]; then

ARCH=$ARCH_PPC64LE

else

echo "Unsupported local architecture: $LOCAL_ARCH"

exit 1

fi

echo "No architecture provided, using: $ARCH"

fi

CMDS=(curl jq tar)

echo "Checking if all commands are available: ${CMDS[*]}"

for CMD in "${CMDS[@]}"; do

if ! command -v "$CMD" >/dev/null; then

echo "Command $CMD not available but required"

exit 1

fi

done

GH_API_URL="https://api.github.com/repos/cri-o/cri-o/actions/runs?per_page=100"

GH_HEADERS=(-H "Accept: application/vnd.github.v3+json")

if [[ $GITHUB_TOKEN != "" ]]; then

GH_HEADERS+=(-H "Authorization: token $GITHUB_TOKEN")

fi

if [[ $VERSION == "" ]]; then

echo Searching for latest version via marker file

COMMIT=$(curl_retry "$GCB_URL/latest-main.txt")

if [[ "$COMMIT" != "" ]]; then

VERSION=$COMMIT

echo "Found latest version $VERSION"

return

fi

echo No version marker found, trying latest successful GitHub actions run

echo Export a GITHUB_TOKEN environment variable to avoid GitHub API rate limits

PAGE=0

while true; do

PAGE=$((PAGE + 1))

echo Searching GitHub actions page $PAGE

URL="${GH_API_URL}&page=$PAGE"

JSON=$(curl_retry "${GH_HEADERS[@]}" "$URL")

if echo "$JSON" | jq -e '.workflow_runs | length == 0' >/dev/null; then

echo No more GitHub action runs available to search

exit 1

fi

FOUND=$(echo "$JSON" |

jq -r '.workflow_runs | map(select(.name == "test" and .head_branch == "main" and .conclusion == "success")) | first | .head_sha')

if [[ $FOUND == null ]]; then

continue

fi

VERSION=$FOUND

echo "Using latest successful GitHub action main: $VERSION"

break

done

if [[ $VERSION == "" ]]; then

echo "Unable to find successful GitHub action"

exit 1

fi

fi

parse_args "$@"

verify_requirements

latest_version